<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>demo1</title>
</head>

<body>
    <div id="main" style="width: 1000px;height:600px;"></div>
    <!-- 基本库 -->
    <script src="https://cdnjs.cloudflare.com/ajax/libs/echarts/4.2.1/echarts.js"></script>
    <!-- Gl库(3D图形)-->
    <script src="https://www.echartsjs.com/dist/echarts-gl.js"></script>
    <script>
        // 基于准备好的dom，初始化echarts实例
        var myChart = echarts.init(document.getElementById('main'));
        option = {
            tooltip: {
                trigger: 'item',
                formatter: "{a} <br/>{b}: {c} ({d}%)"
            },
            legend: {
                orient: 'vertical',
                x: 'left',
                data: ['直接访问', '邮件营销', '联盟广告', '视频广告', '搜索引擎']
            },
            series: [{
                name: '访问来源',
                type: 'pie',
                radius: ['50%', '70%'],
                avoidLabelOverlap: false,
                label: {
                    normal: {
                        show: false,
                        position: 'center'
                    },
                    emphasis: {
                        show: true,
                        textStyle: {
                            fontSize: '30',
                            fontWeight: 'bold'
                        }
                    }
                },
                labelLine: {
                    normal: {
                        show: false
                    }
                },
                data: [{
                        value: 335,
                        name: '直接访问'
                    },
                    {
                        value: 310,
                        name: '邮件营销'
                    },
                    {
                        value: 234,
                        name: '联盟广告'
                    },
                    {
                        value: 135,
                        name: '视频广告'
                    },
                    {
                        value: 1548,
                        name: '搜索引擎'
                    }
                ]
            }]
        };
        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(option);
    </script>
</body>

</html>